The high school graduating class of 2010 was 260. Five years later the high school graduating class was 200 people. By approximately what percentage did the high school graduating class change? Was this increase or decrease?

one that is bigger than 3 1/2

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.

answer: the answer is ann